| Clue | Source | Date |
|---|---|---|
| What an ember does | ||
| Burns slowly | Universal | 13 Nov 2023 |
| Burns slowly | New York Times | 26 Feb 2018 |
| Burns slowly | ||
| Does a slow burn | LA Times Daily | 13 May 2015 |
| Does a slow burn | ||
| Barely contains one's rage | ||
| Glows like coals | ||
| Glows without flaming | ||
| Sees red | ||
| Burns with smoke and no flame | ||
| Seethes with suppressed emotion. | ||
| Seethes underneath. |